package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.ArrayList;
import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
//@Slf4j
public class DishController {

    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    private static final Logger log = LoggerFactory.getLogger(DishController.class);

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品：{}", dishDTO);
        dishService.saveWithFlavor(dishDTO);

        //清除对应redis数据
        String key = "dish_" + dishDTO.getCategoryId();
        cleanRedisData(key);
        return Result.success();
    }

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询");
        PageResult pageResult = dishService.dishPageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping
    @ApiOperation("删除菜品")
    public Result delete(@RequestParam List<Long> ids){
        log.info("删除菜品：{}", ids);
        dishService.deleteBatch(ids);

        //清除所有缓存数据
        cleanRedisData("dish_*");
        return Result.success();
    }

    @GetMapping("/{id}")
    @ApiOperation("根据id查询菜品和对应的口味")
    public Result<DishVO> getByIdWithFlavor(@PathVariable Long id){
        log.info("根据id查询菜品信息：{}", id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品");
        dishService.updateWithFlavor(dishDTO);

        //清除对应redis数据
        cleanRedisData("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> getDishByCategoryId(@RequestParam Long categoryId){
        log.info("根据分类id查询菜品：{}", categoryId);
        List<Dish> dish = dishService.getDishByCategoryId(categoryId);
        return Result.success(dish);
    }

    @PostMapping("/status/{status}")
    @ApiOperation("起售停售菜品")
    public Result startOrStop(@PathVariable Integer status, @RequestParam Long id){
        log.info("起售停售菜品：{},{}", status, id);
        dishService.startOrStop(status, id);

        //清除所有缓存数据
        cleanRedisData("dish_*");
        return Result.success();
    }

    //清除缓存数据
    public void cleanRedisData(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }
}
